| Patent application number | Description | Published |
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| 20090063901 | Storage system that finds occurrence of power source failure - One or more switches are interposed between a controller portion and a storage device. When transmission of a command to a certain storage device fails, a command is transmitted starting from an upstream side to a downstream side of a path between the controller portion and the switch to which the certain storage device is connected, and when command transmission fails while transmitting a command from a k | 03-05-2009 |
| 20090204743 | STORAGE SUBSYSTEM AND CONTROL METHOD THEREFOF - Provided is a storage subsystem capable of inhibiting the deterioration in system performance to a minimum while improving reliability and availability. This storage subsystem includes a first controller for controlling multiple drive units connected via multiple first switch devices, and a second controller for controlling the multiple drive units connected via multiple second switch devices associated with the multiple first switch devices. This storage subsystem also includes a connection path that mutually connects the multiple first switch devices and the corresponding multiple second switch devices. When the storage [sub]system detects the occurrence of a failure, it identifies the fault site in the connection path, and changes the connection configuration of the switch device so as to circumvent the fault site. | 08-13-2009 |
| 20100033020 | POWER DEVICE AND POWER DEVICE POWER SUPPLY METHOD - A power device of the present invention makes a plurality of DC/DC converters redundant, and supplies power individually to a plurality of disk drives. Each first DC/DC converter is respectively made correspondent to a subgroup. One first DC/DC converter is connected to the disk drives respectively inside one subgroup, and the other first DC/DC converter is connected to the disk drives inside the other subgroup. A second DC/DC converter is made correspondent to all of the subgroups. Second DC/DC converters respectively supply direct-current power to any one disk drive of the disk drives in the subgroups. | 02-11-2010 |
| 20100325484 | STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE - One or more switches are interposed between a controller portion and a storage device. When transmission of a command to a certain storage device fails, a command is transmitted starting from an upstream side to a downstream side of a path between the controller portion and the switch to which the certain storage device is connected, and when command transmission fails while transmitting a command from a k | 12-23-2010 |
| 20110252195 | DISK ARRAY SYSTEM AND HARD DISK DRIVE EXPANSION METHOD THEREOF - Even if an arbitrary hard disk drive is added, the hard disk drive is operated in a specific operation mode suited for that hard disk drive. As triggered by attachment of a hard disk drive to a disk adapter, a processor operates the hard disk drive in a predetermined operation mode based on predetermined parameter information that has been prepared in advance. The hard disk drive stores, in advance, particular parameter information including information about the specific operation mode suited for operation. The processor reads the particular parameter information from the hard disk drive in the predetermined operation mode and operates the hard disk drive in the specific operation mode based on the particular parameter information. | 10-13-2011 |
| 20110314325 | STORAGE APPARATUS AND METHOD OF DETECTING POWER FAILURE IN STORAGE APPARATUS - A storage apparatus has a physical storage area used by an external apparatus, a drive interface unit, a power supply unit, and a storage controller executing data write processing from the external apparatus to the storage drive and data read processing from the storage drive through the drive interface unit, and a drive control interface unit. The power supply unit inputs power supply information to the drive interface unit. Any one of the processing units acquires the power supply information of the power supply unit through a data network path to the drive interface unit for the data write processing and the data read processing, and determines whether or not a failure occurs in the power supply unit supplying the operation power to the storage drive and the drive interface unit, on the basis of the acquired power supply information. | 12-22-2011 |
| 20110320886 | STORAGE SYSTEM THAT FINDS OCCURRENCE OF POWER SOURCE FAILURE - One or more switches are interposed between a controller portion and a storage device. When transmission of a command to a certain storage device fails, a command is transmitted starting from an upstream side to a downstream side of a path between the controller portion and the switch to which the certain storage device is connected, and when command transmission fails while transmitting a command from a k | 12-29-2011 |
| 20120140402 | STORAGE APPARATUS AND METHOD OF CONTROLLING COOLING FANS FOR STORAGE APPARATUS - A storage apparatus includes: a storage drive providing a physical storage area for creating a logical storage area used by an external apparatus; a storage controller including a plurality of central processing units (CPUs) executing data write processing from the external apparatus to the storage drive, and data read processing from the storage drive; a plurality of cooling fans cooling the storage drive; a temperature sensor detecting a temperature of air introduced or discharged by the cooling fans; and a revolving speed sensor detecting a revolving speed of each cooling fan. Any of the CPUs executes operation control processing in which, through a data network path to the storage drive for the data write and read processing, measurement values of the temperature and revolving speed sensors are acquired and a revolving speed setup value of the fans is calculated and is transmitted to the cooling fans. | 06-07-2012 |
| 20120151262 | STORAGE APPARATUS AND METHOD OF DETECTING POWER FAILURE IN STORAGE APPARATUS - A storage apparatus includes a drive unit device including a plurality of storage drives, a drive interface unit and a power supply unit, the storage drives being configured to provide a physical storage area for creating a logical storage area to be used by an external apparatus, the drive interface unit being configured to input and output data to and from the storage drives, the power supply unit being configured to supply operation power to the storage drives and the drive interface unit, a storage controller including a plurality of processing units and a drive control interface unit, the processing units being configured to perform a data input/output process via the drive interface unit, the data input/output process including a process of writing data from the external apparatus into the storage drives and a process of reading data out of the storage drives, the drive control interface unit being configured to issue a command to the drive interface unit in response to a request from each of the processing units, a failure existence/non-existence recording part configured to record, for every attempt of each of the plurality of the processing units to perform the data input/output process via a plurality of data paths which are communication paths for performing data transfer to and from the drive interface unit of the drive unit device, whether the relevant data input/output process was successful for each of the data paths, and a failure detection unit configured to perform a power failure detection process which, in a case where one of the plurality of processing units has determined that the data input/output process with the drive interface unit has not been performed successfully, determines whether a result of the data input/output process performed by each of the other processing units has been recorded in the failure existence/non-existence recording part within a predetermined period of time after an abnormality of the relevant data input/output process has been recorded in the failure existence/non-existence recording part, and, in a case where the first processing unit which has detected the abnormality in the data input/output process has determined that the data input/output process abnormality is recorded in the failure existence/non-existence recording part for all the data paths, provides an instruction to stop the data input/output processes to the drive unit device in which the data input/output process abnormality has been detected and other drive unit devices coupled downstream of the relevant drive unit device. | 06-14-2012 |
| Patent application number | Description | Published |
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| 20090015144 | FLUORANTHENE COMPOUND, ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME, AND SOLUTION CONTAINING ORGANIC ELECTROLUMINESCENCE MATERIAL - A fluoranthene compound with a specified asymmetric structure; an organic EL device which is composed of one or more organic compound layers including at least one emitting layer sandwiched between a pair of electrodes, wherein at least one of the organic compound layers contains at least one kind of the fluoranthene compound; and a solution containing a material for the organic EL which is composed of the fluoranthene compound as the material for the organic EL and a solvent. An organic electroluminescence (EL) device having a superior luminance of light emission, an enhanced efficiency of light emission, and a prolonged lifetime and a compound realizing the device are provided. | 01-15-2009 |
| 20090051281 | POLYMERIC COMPOUND FOR ORGANIC ELECTROLUMINESCENCE AND METHOD FOR PRODUCTION THEREOF - A polymer compound for an organic electroluminescence device, which has a halogen element content of 50 ppm by mass or less. | 02-26-2009 |
| 20090206748 | METHOD FOR PRODUCING AROMATIC COMPOUND AND AROMATIC COMPOUND - A process for producing an aromatic compound which can effectively decrease the contents of halogen elements in the aromatic compound and an aromatic compound which is produced in accordance with the process and useful as the material for obtaining an organic electroluminescence device having a long life are provided. The process for producing an aromatic compound comprises bringing an aromatic compound which is produced via an intermediate compound having halogen elements and has contents of halogen elements of 10 to 1,000 ppm by mass into reaction with a dehalogenating agent to decrease the contents of halogen elements to 10 ppm by mass or smaller, and an aromatic compound which is produced in accordance with the process. | 08-20-2009 |
| 20090230848 | ORGANIC ELECTROLUMINESCENT ELEMENT USING POLYARYLAMINE - In an organic electroluminescence device in which one or more organic compound layer is interposed between a pair of electrodes constituted from an anode and a cathode, the organic compound layer comprises a hole transporting layer and/or a hole injecting layer, and polyarylamine having a specific structure is contained in the above hole transporting layer and/or hole injecting layer, whereby the organic electroluminescence device obtained by using polyarylamine is provided. In particular, materialized is the organic electroluminescence device in which a production process is simplified and which is increased in a size of a screen and a improved in device performance. | 09-17-2009 |
| 20100270539 | ORGANIC EL ELEMENT AND ORGANIC EL MATERIAL-CONTAINING SOLUTION - An organic EL device ( | 10-28-2010 |
| 20110220886 | ORGANIC ELECTROLUMINESCENCE MATERIAL COMPOSITION, THIN FILM FORMATION METHOD, AND ORGANIC ELECTROLUMINESCENCE ELEMENT - An organic electroluminescence material composition including a solvent represented by the following formula (1) and an anthracene derivative:
| 09-15-2011 |
| 20110226992 | ORGANIC ELECTROLUMINESCENT MATERIAL COMPOSITIONS - An organic electroluminescence material composition including an organic electroluminescence material and a solvent, the organic electroluminescence material being a naphthacene derivative, and the solvent being a solvent which is represented by the following formula (1). | 09-22-2011 |
| 20120181521 | AROMATIC AMINE DERIVATIVE AND ELECTROLUMINESCENCE DEVICE USING THE SAME - Provided are a novel aromatic amine derivative having a specific structure and an organic electroluminescence device in which an organic thin layer comprising a single layer or plural layers including a light emitting layer is interposed between a cathode and an anode, wherein at leas one layer of the above organic thin layer contains the aromatic amine derivative described above in the form of a single component or a mixed component. Thus, the organic electroluminescence device is less liable to be crystallized in molecules, improved in a yield in producing the organic electroluminescence device and extended in a lifetime. | 07-19-2012 |
| 20120223295 | BISCARBAZOLE DERIVATIVES AND ORGANIC ELECTROLUMINESCENCE - Provided are an organic electroluminescence device having high current efficiency and a long lifetime, and a biscarbazole derivative for realizing the device. The biscarbazole derivative has a specific substituent. The organic EL device has a plurality of organic thin-film layers including a light emitting layer between a cathode and an anode, and at least one layer of the organic thin-film layers contains the biscarbazole derivative. | 09-06-2012 |
| Patent application number | Description | Published |
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| 20080206447 | ORGANIC-ELECTROLUMINESCENCE-MATERIAL-CONTAINING SOLUTION, METHOD FOR FORMING ORGANIC ELECTROLUMINESCENCE THIN FILM AND ORGANIC ELECTROLUMINESCENCE DEVICE - An organic luminescent material-containing solution contains an organic electroluminescent material and a solvent. The organic electroluminescent material at least contains a host and dopant, and the host is an anthracene derivative. The host is dissolved in the solvent with a content of 0.5 weight percent or more while the solvent exhibits viscosity of 5 cP or more. The solvent contains an alkyl-substituted biphenyl that has an alkyl group having 1 to 10 carbon atoms as a substituent. | 08-28-2008 |
| 20080210905 | ORGANIC-ELECTROLUMINESCENCE-MATERIAL-CONTAINING SOLUTION, METHOD FOR SYNTHESIZING ORGANIC ELECTROLUMINESCENCE MATERIAL, COMPOUND SYNTHESIZED BY THE METHOD, METHOD FOR FORMING THIN FILM OF ORGANIC ELECTROLUMINESCENCE MATERIAL, THIN FILM OF ORGANIC ELECTROLUMINESCENCE MATERIAL AND ORGANIC ELECTROLUMINESCENCE DEVICE - An organic electroluminescent material-containing solution contains an organic electroluminescent material and a solvent. | 09-04-2008 |
| 20090167156 | ORGANIC ELECTROLUMINESCENCE DEVICE - In an organic electroluminescence device including a hole injecting layer, an emitting layer, an electron transporting layer and a cathode, the hole injecting layer contains poly(alkylene dioxythiophene) and at least one type of fluorine-containing colloid-forming polymer acids. The electron transporting layer contains a nitrogen-containing heterocycle derivative represented by a formula (1) below. | 07-02-2009 |
| 20100117028 | ORGANIC EL MATERIAL-CONTAINING SOLUTION, METHOD FOR FORMING ORGANIC EL THIIN FILM, ORGANIC EL DEVICE COMPRISING ORGANIC EL THIN FILM, AND METHOD FOR MANUFACTURING ORGANIC EL DISPLAY PANEL - An organic luminescent material-containing solution contains an organic electroluminescent material and a solvent. The organic electroluminescent material at least contains a host and a dopant. The host is an anthracene derivative and is dissolved in the solvent with a content of 0.5 mass percent or more. The solvent is preferably a cyclic ketone. The solvent preferably contains a cyclohexanone derivative as the cyclic ketone. | 05-13-2010 |
| 20100194270 | CHRYSENE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME - A chrysene derivative shown by the following formula: | 08-05-2010 |
| 20110278555 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1A) or (1B) below. | 11-17-2011 |
| 20110279020 | Biscarbazole Derivative, Material for Organic Electroluminescence Device and Organic Electroluminescence Device Using The Same - A biscarbazole derivative of the invention is represented by a formula (1) below. | 11-17-2011 |
| 20110291081 | MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - An organic EL device material includes at least a unit including 3,5-biscarbazolylphenyl group, a unit including 4-carbazolylphenyl group, and a compound including a unit including a nitrogen-containing aromatic heterocyclic ring bonding the unit including 3,5-biscarbazolylphenyl group and the unit including 4-carbazolylphenyl group. | 12-01-2011 |
| 20120138911 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1A) or (1B) below. | 06-07-2012 |
| 20120138912 | BISCARBAZOLE DERIVATIVE, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE AND ORGANIC ELECTROLUMINESCENCE DEVICE USING THE SAME - A biscarbazole derivative of the invention is represented by a formula (1) below. | 06-07-2012 |
| 20120199820 | MONOAMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME - An organic electroluminescence device includes: an anode; a cathode being opposed to the anode; and an emitting layer being provided between the anode and the cathode. The emitting layer includes a host material and a phosphorescent dopant material. The host material includes a monoamine derivative represented by a formula-(1A) below. | 08-09-2012 |
